CN113664281B - Device and method for unilateral shearing of bilateral shears - Google Patents
Device and method for unilateral shearing of bilateral shears Download PDFInfo
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- CN113664281B CN113664281B CN202111081853.9A CN202111081853A CN113664281B CN 113664281 B CN113664281 B CN 113664281B CN 202111081853 A CN202111081853 A CN 202111081853A CN 113664281 B CN113664281 B CN 113664281B
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- shearing
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- steel plate
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- 238000010008 shearing Methods 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000002146 bilateral effect Effects 0.000 title claims description 35
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 238000009966 trimming Methods 0.000 claims abstract description 15
- 230000033764 rhythmic process Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005520 cutting process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D31/00—Shearing machines or shearing devices covered by none or more than one of the groups B23D15/00 - B23D29/00; Combinations of shearing machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/12—Equipment for indicating where to cut
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/24—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
- B23Q17/2414—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for indicating desired positions guiding the positioning of tools or workpieces
- B23Q17/2419—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for indicating desired positions guiding the positioning of tools or workpieces by projecting a single light beam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/05—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of roller-ways
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Shearing Machines (AREA)
Abstract
The device comprises a movable side double-sided shear, a fixed side double-sided shear and an inlet roller way, wherein a roller way guard plate is arranged on the conveying roller way of the double-sided shear, two sets of rotary alignment guiding devices are arranged on the inlet roller way of the fixed side double-sided shear, the rotary alignment guiding devices can be lifted and fall, and when two alignment guide wheels of the rotary alignment guiding devices are positioned at working positions, a steel plate is guided by the two alignment guide wheels and then deviates a distance to the movable side double-sided shear. Compared with the prior art, the invention has the beneficial effects that: on the basis of the original functions of the double-sided shears, the invention develops the trimming function of the steel plate with the total trimming amount of 20-40mm, meets the process requirements of secondary shearing of part of the steel plate, and ensures the shearing quality of the steel plate.
Description
Technical Field
The invention relates to steel rolling equipment, in particular to a device and a method for unilateral shearing of bilateral shears.
Background
The eccentric rolling cutting type double-sided shearing equipment of the thick plate production line is used for cutting burrs on two sides of a steel plate, the positions of movable shears of the double-sided shears are preset according to the width of a finished product to be sheared before the steel plate is conveyed to the double-sided shears, the shearing blade gaps are set by a left shearing machine and a right shearing machine according to the plate thickness, the steel plate is subjected to laser ray position indication, the steel plate is centered by a magnetic force traversing device, and the steel plate is conveyed to and passed through a shearing machine by 4 sets of pinch rolls arranged on the left and right sides of the shearing machine, so that the two sides of the steel plate are sheared to reach the required width of the finished product, and the trimming amount is 20-150 mm/side.
In the actual production process, part of varieties of steel plates need to be subjected to secondary trimming, the total trimming amount is 20-40mm, namely the single-side trimming amount is 10-20 mm/side, but the requirement exceeds the minimum trimming amount of the original double-side trimming design, and the process requirement cannot be met.
Therefore, there is an urgent need for an apparatus and method that addresses the need for trimming the trim of the above-mentioned partial varieties.
Disclosure of Invention
The invention aims to provide a device and a method for single-side shearing of double-side shears, which aim to solve the shearing requirement that the total trimming amount of part of varieties of steel plates is 20-40mm and improve the operation capacity of double-side shears equipment.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
the utility model provides a device that unilateral shearing of bilateral shear, includes that the side is cut to the movable side bilateral shear, fixed side bilateral shear, entry roll table, be equipped with the roll table backplate on the bilateral shear rollgang fixed side bilateral shear entry roll table sets up two sets of rotation type and leans on neat leading-in devices, rotation type is leaned on neat leading-in devices and can lift up and fall, two of rotation type are leaned on neat leading-in devices lean on when the guide pulley is in the working position, the steel sheet warp two lean on the neat guide pulley guide back to the side bilateral shear skew a distance.
When the two alignment guide wheels are not in the working position, the shearing quantity of the two sides of the steel plate is 10-20mm; when the two alignment guide wheels are in the working position, the shearing quantity of the bilateral scissors on the moving side of the steel plate is 20-40mm, and the shearing quantity of the bilateral scissors on the fixed side is 0.
The rotary alignment guiding device comprises an alignment guide wheel, a support arm rotating shaft, a safety pin and a fixed base, wherein the alignment guide wheel is arranged at one end of the support arm, the other end of the support arm is fixedly connected with the support arm rotating shaft, the support arm rotating shaft is arranged on an inlet roller table frame through the fixed base, and the support arm rotating shaft is positioned through the safety pin when lifted.
The roller way guard plate is provided with a round hole serving as a working position of the alignment guide device, and when the supporting arm rotating shaft falls down, part of the alignment guide wheel falls into the round hole.
A method for carrying out unilateral shearing by utilizing a unilateral shearing device of bilateral shears comprises the following steps:
1) When the unilateral shearing function is put in, the two sets of rotating aligning guide-in devices are turned to the horizontal position, the aligning guide wheels enter the working position of the aligning guide-in devices, steel plates to be sheared are conveyed to the vicinity of the two sets of rotating aligning guide-in devices, the fixed side edge parts of the steel plates are aligned to the aligning guide wheels of the rotating aligning guide-in devices by utilizing the magnetic centering devices, and the positions of the shearing edges of the bilateral shears on the moving sides are adjusted to be on laser lines according to unilateral trimming quantity laser drawing;
2) Conveying a steel plate to be sheared, wherein the steel plate moves forwards in a stepping manner under the clamping of an outlet clamping roller, and the shearing edge of the bilateral shearing machine on the moving side shears single-side shears according to the stepping rhythm of the steel plate to be sheared;
3) After the single-side shearing of the double-side shears is completed, the rotary alignment guiding device is rotated to the stopping position and positioned, and at the moment, the double-side shears are restored to the double-side shearing function.
Compared with the prior art, the invention has the beneficial effects that:
on the basis of the original functions of the double-sided shears, the invention develops the trimming function of the steel plate with the total trimming amount of 20-40mm, meets the process requirements of secondary shearing of part of the steel plate, and ensures the shearing quality of the steel plate.
If this technique cannot be adopted, the required dimensional accuracy of the secondary shearing steel plate cannot be ensured, an average of 5 tons of one shearing steel plate is about, and the annual gain is about 60 tens of thousands of yuan, calculated by 40 secondary shearing steel plates per year, of about 3000 tons/block of 3000 yuan/ton of 40 blocks/year=60 tens of thousands of yuan per year, according to the average ton unit price of the steel plate.
Drawings
FIG. 1 is a schematic illustration of a double sided shear;
FIG. 2 shows a single edge shear alignment introduction device for a double edge shear.
FIG. 3 shows the operation position of the single-edge shearing and aligning guiding device of the double-edge shearing machine.
Fig. 4 is a single edge shear alignment introducer deactivated position for a double edge shear.
In the figure: 1-moving side double-sided shears, 2-roller way guard plates, 3-steel plates, 4-fixed side double-sided shears, 5-rotary alignment guiding devices, 6-alignment guiding wheels, 7-supporting arms, 8-fixed bases, 9-alignment guiding device working positions, 10-self-locking sleeve supporting arm rotating shafts, 11-safety pin holes, 12-working position cushion blocks and 13-safety pins.
Detailed Description
In order that the manner in which the above recited objects, features and advantages of the present invention are attained and can be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings.
As shown in fig. 1-4, a device for unilateral shearing of bilateral shears comprises a mobile-side bilateral shears 1, a fixed-side bilateral shears 4 and an inlet roller way, wherein a roller way guard plate 2 is arranged on a conveying roller way of the bilateral shears, two sets of rotary alignment guiding devices 5 are arranged on the inlet roller way of the fixed-side bilateral shears 4, the rotary alignment guiding devices 5 can be lifted and fallen, and when two alignment guiding wheels 6 of the rotary alignment guiding devices 5 are in working positions, a steel plate 3 is guided by the two alignment guiding wheels 6 and then is offset by a distance to the mobile-side bilateral shears 1.
When the two alignment guide wheels 6 are not in the working position, the shearing quantity of the two sides of the steel plate 3 is 10-20mm; when the two alignment guide wheels 6 are in the working position, the shearing quantity of the bilateral shears on the moving side of the steel plate 3 is 20-40mm, and the shearing quantity of the bilateral shears on the fixed side is 0.
The rotary alignment guiding device 5 comprises an alignment guide wheel 6, a support arm 7, a support arm rotating shaft 10, a safety pin 13 and a fixed base 8, wherein the alignment guide wheel 6 is arranged at one end of the support arm 7, the other end of the support arm 7 is fixedly connected with the support arm rotating shaft 10, the support arm rotating shaft 10 is arranged on an inlet roller table frame through the fixed base 8, and the support arm rotating shaft 10 is positioned through the safety pin 13 when lifted.
The roller guard plate 2 is provided with a round hole as a working position 9 of an alignment guide device, and when the supporting arm rotating shaft 10 falls down, a part of the alignment guide wheel 6 falls into the round hole.
The fixed base 8 and the working position cushion block 12 are welded on the inlet roller way guard plate 2, two round holes are cut at the position of the inlet roller way guard plate 2, which is close to the working position 9 of the leading-in device, when the fixed base 8 is welded and installed, the two sets of rotary leading-in devices 5 are guaranteed to be close to each other, when the working position 9 is welded, the extension line of the outer diameter connecting line of the guide wheel 6 is close to each other, is parallel to the longitudinal center line of the bilateral shears, and a certain distance is reserved at the inner side of the cutting edge of the bilateral shears 4 at the fixed side, and the locating leading-in device is used for locating and leading-in when the steel plate 3 is cut at one side, so that the cutting edge of the bilateral shears 4 at the fixed side can not cut the steel plate 3. Both sets of rotary alignment guides 5 can be rotated about the fixed base 8 by means of the support arm rotation axis 10, and the position is switched between the alignment guide operating position 9 and the inactive position.
When the unilateral shearing function is put in, as shown in fig. 3, the two sets of rotary alignment guiding devices 5 are turned to the horizontal position, the alignment guiding wheels 6 enter the alignment guiding device working positions 9, the steel plate 3 to be sheared is conveyed to the vicinity of the two sets of rotary alignment guiding devices 5, and the fixed side edge parts of the steel plate 3 are aligned to the alignment guiding wheels 6 of the rotary alignment guiding devices 5 by using a magnetic centering device in the prior art. And adjusting the position of the cutting edge of the movable side double-sided scissors 1 to the laser line according to the single-sided trimming amount laser scribing.
And conveying the steel plate 3 to be sheared, wherein the steel plate 3 moves forwards in a stepping manner under the clamping of the inlet clamping roller and the outlet clamping roller in the prior art, and the shearing edge of the double-sided shears 1 at the moving side shears single-sided shears according to the stepping rhythm of the steel plate 3 to be sheared. Due to the function input of the rotary alignment guiding device 5, the whole steel plate 3 is offset towards the moving side, so that the shearing quantity of the two sides of the steel plate in the prior art is respectively 10-20 mm/side, and the total sum of the shearing quantity of the two sides of the steel plate is 20-40mm when the shearing quantity is transferred and overlapped to one side of the moving side, thereby meeting the design of the use of double-side shearing equipment and simultaneously ensuring the single-side shearing quality of the steel plate.
After the single-side shearing process requirement function of the double-side shears is completed, as shown in fig. 4, the rotary alignment guiding device 5 can be rotated to the inactive position, and the safety pin 13 is inserted into the safety pin hole 11, so that the double-side shears are restored to the double-side shearing function of the prior art.
Claims (4)
1. The device for unilateral shearing of the bilateral shears comprises a movable-side bilateral shears, a fixed-side bilateral shears and an inlet roller way, wherein a roller way guard plate is arranged on a conveying roller way of the bilateral shears;
when the two alignment guide wheels are not in the working position, the shearing quantity of the two sides of the steel plate is 10-20mm; when the two alignment guide wheels are in the working position, the shearing quantity of the bilateral scissors on the moving side of the steel plate is 20-40mm, and the shearing quantity of the bilateral scissors on the fixed side is 0.
2. The device for unilateral shearing of bilateral shears according to claim 1, wherein the rotary alignment guiding device comprises an alignment guiding wheel, a supporting arm rotating shaft, a safety pin and a fixed base, wherein the alignment guiding wheel is arranged at one end of the supporting arm, the other end of the supporting arm is fixedly connected with the supporting arm rotating shaft, the supporting arm rotating shaft is arranged on an inlet roller table frame through the fixed base, and the supporting arm rotating shaft is positioned through the safety pin when lifted.
3. The device for unilateral shearing of bilateral shears according to claim 2, wherein a round hole is arranged on the roller guard plate as a working position of the alignment guiding device, and when the rotation shaft of the supporting arm falls down, a part of the alignment guiding wheel falls into the round hole.
4. A method of single edge shearing using the double edge shearing apparatus as defined in any one of claims 1-3, comprising the steps of:
1) When the unilateral shearing function is put in, the two sets of rotating aligning guide-in devices are turned to the horizontal position, the aligning guide wheels enter the working position of the aligning guide-in devices, steel plates to be sheared are conveyed to the vicinity of the two sets of rotating aligning guide-in devices, the fixed side edge parts of the steel plates are aligned to the aligning guide wheels of the rotating aligning guide-in devices by utilizing the magnetic centering devices, and the positions of the shearing edges of the bilateral shears on the moving sides are adjusted to be on laser lines according to unilateral trimming quantity laser drawing;
2) Conveying a steel plate to be sheared, wherein the steel plate moves forwards in a stepping manner under the clamping of an outlet clamping roller, and the shearing edge of the bilateral shearing machine on the moving side shears single-side shears according to the stepping rhythm of the steel plate to be sheared;
3) After the single-side shearing of the double-side shears is completed, the rotary alignment guiding device is rotated to the stopping position and positioned, and at the moment, the double-side shears are restored to the double-side shearing function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111081853.9A CN113664281B (en) | 2021-09-15 | 2021-09-15 | Device and method for unilateral shearing of bilateral shears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111081853.9A CN113664281B (en) | 2021-09-15 | 2021-09-15 | Device and method for unilateral shearing of bilateral shears |
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| Publication Number | Publication Date |
|---|---|
| CN113664281A CN113664281A (en) | 2021-11-19 |
| CN113664281B true CN113664281B (en) | 2023-06-16 |
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| CN202111081853.9A Active CN113664281B (en) | 2021-09-15 | 2021-09-15 | Device and method for unilateral shearing of bilateral shears |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61115616A (en) * | 1984-11-12 | 1986-06-03 | Nippon Kokan Kk <Nkk> | Automatic sizing instrument |
| JP2001277036A (en) * | 2000-03-29 | 2001-10-09 | Sumitomo Heavy Ind Ltd | Side trimming apparatus of steel strip |
| CN201889530U (en) * | 2010-11-26 | 2011-07-06 | 莱芜钢铁股份有限公司 | Roller way system |
| CN104942355A (en) * | 2015-06-25 | 2015-09-30 | 太原科技大学 | Heavy hydraulic rolling-cutting type shearing machine for double sides in longitudinal direction of metal plate |
| CN110695183A (en) * | 2019-10-18 | 2020-01-17 | 杭州新融方科技有限公司 | Adjustable guide plate device for strip steel shearing equipment and operation method of adjustable guide plate device |
-
2021
- 2021-09-15 CN CN202111081853.9A patent/CN113664281B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61115616A (en) * | 1984-11-12 | 1986-06-03 | Nippon Kokan Kk <Nkk> | Automatic sizing instrument |
| JP2001277036A (en) * | 2000-03-29 | 2001-10-09 | Sumitomo Heavy Ind Ltd | Side trimming apparatus of steel strip |
| CN201889530U (en) * | 2010-11-26 | 2011-07-06 | 莱芜钢铁股份有限公司 | Roller way system |
| CN104942355A (en) * | 2015-06-25 | 2015-09-30 | 太原科技大学 | Heavy hydraulic rolling-cutting type shearing machine for double sides in longitudinal direction of metal plate |
| CN110695183A (en) * | 2019-10-18 | 2020-01-17 | 杭州新融方科技有限公司 | Adjustable guide plate device for strip steel shearing equipment and operation method of adjustable guide plate device |
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| CN113664281A (en) | 2021-11-19 |
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